CA2554211A1 - Antimicrobial ceramic glaze - Google Patents

Antimicrobial ceramic glaze Download PDF

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Publication number
CA2554211A1
CA2554211A1 CA002554211A CA2554211A CA2554211A1 CA 2554211 A1 CA2554211 A1 CA 2554211A1 CA 002554211 A CA002554211 A CA 002554211A CA 2554211 A CA2554211 A CA 2554211A CA 2554211 A1 CA2554211 A1 CA 2554211A1
Authority
CA
Canada
Prior art keywords
ceramic
antimicrobial
glazing composition
ppm
zinc borate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002554211A
Other languages
French (fr)
Other versions
CA2554211C (en
Inventor
Anders Olsson
Howard Wayne Swofford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microban Products Co
Original Assignee
Microban Products Company
Anders Olsson
Howard Wayne Swofford
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Microban Products Company, Anders Olsson, Howard Wayne Swofford filed Critical Microban Products Company
Publication of CA2554211A1 publication Critical patent/CA2554211A1/en
Application granted granted Critical
Publication of CA2554211C publication Critical patent/CA2554211C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K33/00—Medicinal preparations containing inorganic active ingredients
    • A61K33/24—Heavy metals; Compounds thereof
    • A61K33/32—Manganese; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
    • C03C8/04—Frit compositions, i.e. in a powdered or comminuted form containing zinc
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials
    • C04B41/86—Glazes; Cold glazes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2204/00—Glasses, glazes or enamels with special properties
    • C03C2204/02—Antibacterial glass, glaze or enamel
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/2092—Resistance against biological degradation

Abstract

An antimicrobial ceramic glazing composition comprising zinc borate for imparting antimicrobial characteristics to numerous ceramic products. A method for producing the antimicrobial glazing composition and ceramic products incorporating the antimicrobial glazing composition.

Claims (33)

1. An antimicrobial ceramic glazing composition wherein the antimicrobial ceramic glazing composition exhibits at least a 98% relative reduction of bacteria after 24 hours when tested in accordance with test method JIS Z 2801:2000.
2. The antimicrobial ceramic glazing composition according to claim 1, wherein the antimicrobial ceramic glazing composition has a concentration of zinc borate of at least about 5,000 ppm.
3. The antimicrobial ceramic glazing composition according to any of the preceding claims, wherein the antimicrobial ceramic glazing composition has a concentration of zinc borate of about 20,000 ppm to about 40,000 ppm.
4. The antimicrobial ceramic glazing composition according to any of the preceding claims, further comprising a quantity of zinc oxide.
5. The antimicrobial ceramic glazing composition according to claim 4, wherein the antimicrobial ceramic glazing composition has a ratio of zinc borate to zinc oxide from about 10:90 to about 90:10.
6. The antimicrobial ceramic glazing composition according to claims 4 or 5, wherein the antimicrobial ceramic glazing composition has a combined concentration of zinc borate and zinc oxide of at least abort 5,000 ppm.
7. The antimicrobial ceramic glazing composition according to any of claims 4, 5 or 6, wherein the antimicrobial ceramic glazing composition has a combined concentration of zinc borate and zinc oxide of about 20,000 ppm to about 40,000 ppm.
8. A ceramic article comprising the antimicrobial ceramic glazing composition according to claim 1.
9. The ceramic article according to claim 8, wherein the ceramic article is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
10. A ceramic article comprising the antimicrobial ceramic glazing composition according to claim 4.
11. The ceramic article according to claim 10, wherein the ceramic article is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
12. An antimicrobial ceramic article ceramic article comprising a ceramic substrate having at least one surface and an antimicrobial glaze on a portion of said surface, said glaze comprising a quantity of zinc borate, wherein said article exhibits at least a 98% relative reduction of bacteria after 24 hours when tested in accordance with test method JIS Z 2801:2000.
13. The ceramic article according to claim 12, wherein the ceramic article is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
14. The ceramic article according to claim 12, wherein the glare has a concentration of zinc borate of at least about 5,000 ppm.
15. The ceramic article according to claim 12, wherein the glaze has a concentration of zinc borate of about 20,000 ppm to about 40,000 ppm.
16. The ceramic article according to claim 12, further comprising a quantity of zinc oxide.
17. The ceramic article according to claim 12, wherein the glaze has a ratio of zinc borate to zinc oxide of from about 10:90 to about 90:10.
18. The ceramic article according to any of claims 16 or 17, wherein the glaze has a combined concentration of zinc borate and zinc oxide of at least about 5,000 ppm.
19. The ceramic article according to any of claims 16, 17 or 18, wherein the glaze has a combined concentration of zinc borate and zinc oxide of about 20,000 ppm to about 40,000 ppm.
20. The ceramic article according to any of claims 18 or 19, wherein the ceramic article is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
21. A method for forming a ceramic glaze having built in antimicrobial properties, the method comprising:
preparing a ceramic glazing composition; and adding to the ceramic glazing composition a quantity of zinc borate;
wherein the ceramic glazing composition has a concentration of zinc borate of at least about 5,000 ppm.
22. The method according to claim 21, wherein the ceramic glazing composition has a concentration of zinc borate of about 20,000 ppm to about 40,000 ppm.
23. The method according to any of claims 21 or 22, further comprising:
adding to the ceramic glazing composition a quantity of zinc oxide.
24. The method according to claim 23, wherein the ceramic glazing composition has a ratio of zinc borate to Zinc oxide of from about 10:90 to about 90:10.
25. The method according to any of claims 23 or 24, wherein the ceramic glazing composition has a combined concentration of zinc borate and zinc oxide of at least about 5,000 ppm.
26. The method according to claim 25, further comprising coating a substrate with the antimicrobial ceramic glazing composition.
27. The method according the claim 26, further comprising firing the coated substrate.
28. The method according to claim 27, wherein the fired coated substrate exhibits at least a 98% relative reduction of bacteria after 24 hours when tested in accordance with test method JIS Z 2801:2000.
29. The method according to claim 27, wherein the fired coated substrate is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
30. The method according to any of claims 21 or 22, further comprising coating a substrate with the antimicrobial ceramic glazing composition.
31. The method according claim 30, further comprising firing the coaxed substrate.
32. The method according to claim 31, wherein the fired coated substrate exhibits at least a 98% relative reduction of bacteria after 24 hours when tested in accordance with test method JIS Z 2801:2000.
33. The method according to claim 31, wherein the fired coated substrate is selected from the group consisting of toilets, bidets, washbasins, towel rails, soap holders, toilet roll holders, water control fixtures, and ceramic tiles.
CA2554211A 2004-01-21 2005-01-21 Antimicrobial ceramic glaze Expired - Fee Related CA2554211C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US53807404P 2004-01-21 2004-01-21
US60/538,074 2004-01-21
US56767104P 2004-05-03 2004-05-03
US60/567,671 2004-05-03
PCT/US2005/002002 WO2005069962A2 (en) 2004-01-21 2005-01-21 Antimicrobial ceramic glaze

Publications (2)

Publication Number Publication Date
CA2554211A1 true CA2554211A1 (en) 2005-08-04
CA2554211C CA2554211C (en) 2012-04-10

Family

ID=34811344

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2554211A Expired - Fee Related CA2554211C (en) 2004-01-21 2005-01-21 Antimicrobial ceramic glaze

Country Status (7)

Country Link
US (1) US7250178B2 (en)
EP (1) EP1711060A4 (en)
CN (1) CN1933733B (en)
BR (1) BRPI0507010A (en)
CA (1) CA2554211C (en)
HK (1) HK1101094A1 (en)
WO (1) WO2005069962A2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090155470A1 (en) * 2005-06-06 2009-06-18 Ram Narayanan Antimicrobial Glaze and Acid Resistant Porcelain for Enameled Steel Products
US20090104459A1 (en) 2007-02-20 2009-04-23 Microban Products Company Ceramic glaze having antimicrobial property
US10159255B2 (en) 2008-02-16 2018-12-25 Microban Products Company Biocidal glazing composition, method, and article
US9155310B2 (en) 2011-05-24 2015-10-13 Agienic, Inc. Antimicrobial compositions for use in products for petroleum extraction, personal care, wound care and other applications
WO2012162557A1 (en) 2011-05-24 2012-11-29 Agienic, Inc. Compositions and methods for antimicrobial metal nanoparticles
ES2406354B1 (en) * 2011-09-20 2014-04-09 Consejo Superior De Investigaciones Científicas (Csic) - COMBINATION AND PROCEDURE FOR OBTAINING BACTERICIDE CERAMIC Enamels FOR CERAMIC PRODUCTS
CL2012000506A1 (en) * 2012-02-27 2012-11-30 Accord Comunicaciones Ltda Process for the manufacture of ceramic articles, floor covering and sanitary ware with antifungal, antimicrobial properties, which comprises incorporating copper particles to the glazing stage; and ceramic articles such as tiles and sanitary ware.
US10899657B1 (en) 2016-03-09 2021-01-26 Microban Products Company Ceramic additive formulation and method of making
US9974310B2 (en) 2016-03-09 2018-05-22 Microban Products Company Ceramic additive formulation and method of making
ES2805129T3 (en) * 2016-09-22 2021-02-10 Sa Minera Catalano Aragonesa Ink composition for glossy transparent ceramic coatings
US11844351B2 (en) 2016-10-31 2023-12-19 Microban Products Company Method of treating a glazed ceramic article
EP3939950A1 (en) 2020-07-16 2022-01-19 Marazzi Group Srl A slab made of a ceramic material and a method for realizing a slab made of a ceramic material
US20220177711A1 (en) * 2020-12-03 2022-06-09 Armstrong World Industries, Inc. Antimicrobial and antiviral building panels
CN114478072B (en) * 2022-04-15 2022-07-05 广东简一(集团)陶瓷有限公司 Ceramic tile with concave-convex frosted decoration effect and preparation method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3812229A (en) 1969-07-30 1974-05-21 American Standard Inc Process for forming ceramic sanitary ware having a stone-like appearance
ATE67470T1 (en) * 1986-02-19 1991-10-15 Vlsi Packaging Materials Inc LOW MELTING GLASS CONTAINING LEAD OXIDE AND VANADIUM PENTOXIDE.
US5677251A (en) * 1996-04-25 1997-10-14 Cerdec Corporation Partially crystallizing enamel containing crystalline zinc borate seed material
JP4669098B2 (en) * 2000-01-11 2011-04-13 水澤化学工業株式会社 Zinc borate, its production and use

Also Published As

Publication number Publication date
WO2005069962A3 (en) 2006-01-12
BRPI0507010A (en) 2007-06-05
EP1711060A4 (en) 2010-12-01
CA2554211C (en) 2012-04-10
EP1711060A1 (en) 2006-10-18
WO2005069962A2 (en) 2005-08-04
US7250178B2 (en) 2007-07-31
CN1933733B (en) 2011-11-16
HK1101094A1 (en) 2007-10-05
CN1933733A (en) 2007-03-21
US20050158400A1 (en) 2005-07-21

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